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Finding the Fourth Proportional to 17,769.24, 26,646.12 and 9,447.26

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Solution

The fourth proportional to 17,769.24, 26,646.12 and 9,447.26 is: 14,166.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,769.24 : 26,646.12 = 9,447.26 : x
  2. Step 2: Convert to fraction form
    17,769.24/26,646.12 = 9,447.26/x
  3. Step 3: Cross multiply
    17,769.24x = 26,646.12 × 9,447.26
  4. Step 4: Simplify right side
    17,769.24x = 251,732,823.63
  5. Step 5: Solve for x
    x = 251,732,823.63/17,769.24
  6. Step 6: Final answer
    x = 14,166.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.